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Patent Searching and Data


Title:
TRANSPORTING ROLL WITHIN FURNACE
Document Type and Number:
Japanese Patent JPH05296672
Kind Code:
A
Abstract:

PURPOSE: To improve a mechanical strength, facilitate manufacturing and reduce cost of a transporting roll set in a furnace in which a heated item is supported and transported within an industrial furnace such as a continuous vacuum furnace, a non-oxidization continuous heat treatment furnace in which a high temperature heat treatment is continuously carried out.

CONSTITUTION: A longitudinal rod-like roll main body 1 having a polygonal shaped section is formed by a heat-resistant raw material. A heated item supporting ring 3 of which outer circumferential surface 3a has a true circle and of which inner circumferential surface 3c is formed into a polygonal shape coinciding with an outer circumferential surface of the roll main body 1 is fixed to the roll main body 1.


Inventors:
NAKANISHI YOICHI
MATSUO HIDEAKI
MATSUI KOJI
Application Number:
JP8983092A
Publication Date:
November 09, 1993
Filing Date:
March 14, 1992
Export Citation:
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Assignee:
DAIDO STEEL CO LTD
International Classes:
B65G39/02; B65G49/00; C21D1/00; F27B9/24; F27D5/00; (IPC1-7): F27D5/00; B65G49/00
Attorney, Agent or Firm:
Takeshi Ito